209169079980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7014389}}^1$

素因数の和:7014479

約数の個数: 96

約数和(自身を含む): 678768491520

約数和(自身を除く): 469599411540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2982, 4260, 4970, 5964, 7455, 9940, 14910, 29820, 7014389, 14028778, 21043167, 28057556, 35071945, 42086334, 49100723, 70143890, 84172668, 98201446, 105215835, 140287780, 147302169, 196402892, 210431670, 245503615, 294604338, 420863340, 491007230, 498021619, 589208676, 736510845, 982014460, 996043238, 1473021690, 1494064857, 1992086476, 2490108095, 2946043380, 2988129714, 3486151333, 4980216190, 5976259428, 6972302666, 7470324285, 9960432380, 10458453999, 13944605332, 14940648570, 17430756665, 20916907998, 29881297140, 34861513330, 41833815996, 52292269995, 69723026660, 104584539990, 209169079980]

約数ペア:

[(1, 209169079980), (2, 104584539990), (3, 69723026660), (4, 52292269995), (5, 41833815996), (6, 34861513330), (7, 29881297140), (10, 20916907998), (12, 17430756665), (14, 14940648570), (15, 13944605332), (20, 10458453999), (21, 9960432380), (28, 7470324285), (30, 6972302666), (35, 5976259428), (42, 4980216190), (60, 3486151333), (70, 2988129714), (71, 2946043380), (84, 2490108095), (105, 1992086476), (140, 1494064857), (142, 1473021690), (210, 996043238), (213, 982014460), (284, 736510845), (355, 589208676), (420, 498021619), (426, 491007230), (497, 420863340), (710, 294604338), (852, 245503615), (994, 210431670), (1065, 196402892), (1420, 147302169), (1491, 140287780), (1988, 105215835), (2130, 98201446), (2485, 84172668), (2982, 70143890), (4260, 49100723), (4970, 42086334), (5964, 35071945), (7455, 28057556), (9940, 21043167), (14910, 14028778), (29820, 7014389)]